Dear contributor,

Our automatic CI has detected problems related to your patch(es). Please find some details below.

In  master-arm_eabi, after:
  | 145 commits in gcc
  | caab3df20acc optabs: Reduce const permute selectors by the input length [PR127860]
  | 47c0aae4ef63 reassoc: Keep conditional-compare chains linear
  | afe5ed138a7b ccmp: Reject chains without an explicit comparison [PR109832]
  | 70e0da089fe7 i386: Add *extzvdi_shr to implement zero_extract with 32-bit shift [PR127883]
  | 30bdb83cf272 i386: Raise FE_INVALID for vector LTGT compares [PR127649]
  | ... and 140 more commits in gcc

Produces 5 regressions 1 fix:
  | 
  | regressions.sum:
  | Running gcc:gcc.dg/dg.exp ...
  | ERROR: gcc.dg/builtin-pi-linkage.c: error executing dg-final: /WORKSPACE/abe/builds/destdir/x86_64-pc-linux-gnu/arm-eabi/bin/nm: builtin-pi-linkage.o: plugin needed to handle lto object
  | FAIL: gcc.dg/pr127848-4.c scan-tree-dump optimized "= qux \\(\\); \\[tail call\\]"
  | FAIL: gcc.dg/pr127848-5.c scan-tree-dump optimized "= qux \\(\\); \\[tail call\\]"
  | Running gcc:gcc.dg/vect/vect.exp ...
  | ... and 2 more
  | 
  | fixes.sum:
  | Running g++:g++.dg/dg.exp ...
  | FAIL: g++.dg/tree-ssa/ssa-dse-1.C scan-tree-dump-times dse1 "MEM <char\\[[0-9]+]> \\[\\(struct FixBuf \\*\\)&<retval> \\+ [0-9]+B\\] = {}" 1

Used configuration :
 *CI config* tcwg_gnu_embed_check_gcc master-arm_eabi
 *configure and test flags:* --target arm-eabi 

If you have any questions regarding this report, please ask on linaro-toolchain@lists.linaro.org mailing list.

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The information below contains the details of the failures, and the ways to reproduce a debug environment:

You can find the failure logs in *.log.1.xz files in
 * http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-arm_eabi-build/builds/10255/archive/artifacts/00-sumfiles/
The full lists of regressions and improvements as well as configure and make commands are in
 * http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-arm_eabi-build/builds/10255/archive/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-arm_eabi-build/builds/10255/archive/artifacts/sumfiles/xfails.xfail

Current build   : http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-arm_eabi-build/builds/10255/archive/artifacts/
Reference build : http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-arm_eabi-build/builds/10254/archive/artifacts/